Differential D28560 Diff 80742 resources/google-groupware/generichandler.h

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resources/google-groupware/generichandler.h

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1		/*
2		Copyright (C) 2020 Igor Poboiko <igor.poboiko@gmail.com>
3
4		This program is free software: you can redistribute it and/or modify
5		it under the terms of the GNU General Public License as published by
6		the Free Software Foundation, either version 3 of the License, or
7		(at your option) any later version.
8
9		This program is distributed in the hope that it will be useful,
10		but WITHOUT ANY WARRANTY; without even the implied warranty of
11		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12		GNU General Public License for more details.
13
14		You should have received a copy of the GNU General Public License
15		along with this program. If not, see <https://www.gnu.org/licenses/>.
16		*/
17
18		#ifndef GENERICHANDLER_H
19		#define GENERICHANDLER_H
20
21		#include <KGAPI/Types>
22
23		#include <QObject>
24		#include <QSharedPointer>
25
26		#include <AkonadiCore/Item>
27		#include <AkonadiCore/Collection>
28
29		#include <KI18n/KLocalizedString>
30
31		#include "googleresourcestateinterface.h"
32
33		#define ITEM_PROPERTY "_AkonadiItem"
34		#define ITEMS_PROPERTY "_AkonadiItems"
35		#define COLLECTION_PROPERTY "_AkonadiCollection"
36
37		namespace KGAPI2 {
38		class Job;
39		}
40
41		class GoogleSettings;
42
43		class GenericHandler : public QObject
44		{
45		Q_OBJECT
46		public:
47		typedef std::unique_ptr<GenericHandler> Ptr;
48
49		GenericHandler(GoogleResourceStateInterface iface, GoogleSettings settings);
50		virtual ~GenericHandler();
51
52		virtual QString mimeType() = 0;
53
54		virtual void retrieveCollections(const Akonadi::Collection &rootCollection) = 0;
55		virtual void retrieveItems(const Akonadi::Collection &collection) = 0;
56
57		virtual void itemAdded(const Akonadi::Item &item, const Akonadi::Collection &collection) = 0;
58		virtual void itemChanged(const Akonadi::Item &item, const QSet< QByteArray > &partIdentifiers) = 0;
59		virtual void itemsRemoved(const Akonadi::Item::List &items) = 0;
60		virtual void itemsMoved(const Akonadi::Item::List &items, const Akonadi::Collection &collectionSource, const Akonadi::Collection &collectionDestination) = 0;
61		virtual void itemsLinked(const Akonadi::Item::List &items, const Akonadi::Collection &collection);
62		virtual void itemsUnlinked(const Akonadi::Item::List &items, const Akonadi::Collection &collection);
63
	mlaurentUnsubmitted Done initialize it to nullptr. coding style GoogleResource m_resource mlaurent:* initialize it to nullptr. coding style GoogleResource *m_resource
64		virtual void collectionAdded(const Akonadi::Collection &collection, const Akonadi::Collection &parent) = 0;
65		virtual void collectionChanged(const Akonadi::Collection &collection) = 0;
66		virtual void collectionRemoved(const Akonadi::Collection &collection) = 0;
67
68		/*
69		* Helper function for various handlers
70		*/
71		template<typename T>
72		bool canPerformTask(const Akonadi::Item &item)
73		{
74		if (item.isValid() && (!item.hasPayload<T>() \|\| item.mimeType() != mimeType())) {
75		m_iface->cancelTask(i18n("Invalid item."));
76		return false;
77		}
78		return m_iface->canPerformTask();
79		}
80
81		template<typename T>
82		bool canPerformTask(const Akonadi::Item::List &items)
83		{
84		if (std::any_of(items.cbegin(), items.cend(), [this](const Akonadi::Item &item){
85		return item.isValid() && (!item.hasPayload<T>() \|\| item.mimeType() != mimeType());
86		})) {
87		m_iface->cancelTask(i18n("Invalid item."));
88		return false;
89		}
90		return m_iface->canPerformTask();
91		}
92
93		virtual bool canPerformTask(const Akonadi::Item &item) = 0;
94		virtual bool canPerformTask(const Akonadi::Item::List &items) = 0;
95		protected Q_SLOTS:
96		void slotGenericJobFinished(KGAPI2::Job *job);
97		protected:
98		void emitReadyStatus();
99
100		GoogleResourceStateInterface *m_iface = nullptr;
101		GoogleSettings *m_settings = nullptr;
102		};
103
104		#endif // GENERICHANDLER_H